Eye Chart Light Box, Professional Eye Exam Tool for Optometry, Anti-Glare & Fade-Resistant Vision Test Board, for Clinics, Schools, Optical Shops, Hospitals

Specifications:Product name: LED Eye Chart Light BoxAverage brightness of white background: 80-320cd/m²Surface uniformity of vision: ≥0.85Output voltage: DC5V 1000mAApplicable range: 25-30cm testPacking size: 20*15*1.6cmPackaging weight: 0.5kgMethod of recording vision: You can choose logMAR decimal method or fraction method at willApplication:Ideal for students, optometrists, offices and schools.Package includes:LED Eye Chart Light Box*1Notes：1. Please check the scope of application carefully before ordering to ensure it meets your needs.2. Please kindly understand that there might be slight inaccuracies due to manual measurement.3. If you have any questions, please contact us by email and we will be happy to help you.

• 【Comprehensive Sight Marks】It provides red and green sight marks, ray astigmatism sight marks, far point astigmatism sight marks and cross sight marks, which can detect myopia, hyperopia, astigmatism and other problems, and help accurately evaluate vision correction.
• 【Dual Power Supply Design】It supports battery and power supply, and is highly portable. Note: The battery needs to be removed when powered by the power supply to avoid short circuit damage to the device.
• 【Super Thin Frame Design】Creating an optimal testing environment for accurate results. The back power supply design, and the horizontal and vertical modes can be switched flexibly.
• 【Working Distance 25cm】The display brightness is moderate and the sight mark is clear to ensure high test accuracy.
• 【Vision Test Solution】For optometrists, ophthalmologists, eye care professionals, optical shops, eyewear manufacturers, etc.